Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (2) Sample Type Blood (2) (-) RBCs (1) (-) Serum or Plasma (1) Urine (1) Test Area Exposure (2) Test Category Metals/Elements (2) Test Sub-Category (-) Macrominerals (2) Other (2) Toxic Elements (4) Trace Elements (2) Test Test Name 3765SP Phosphorus - Total, Serum/Plasma 3784R Potassium - Total, RBCs